EP1334741B1 - Verfahren und Vorrichtung zur Bereitstellung von Atemgas - Google Patents
Verfahren und Vorrichtung zur Bereitstellung von Atemgas Download PDFInfo
- Publication number
- EP1334741B1 EP1334741B1 EP03000487A EP03000487A EP1334741B1 EP 1334741 B1 EP1334741 B1 EP 1334741B1 EP 03000487 A EP03000487 A EP 03000487A EP 03000487 A EP03000487 A EP 03000487A EP 1334741 B1 EP1334741 B1 EP 1334741B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- oxygen
- pressure
- oxygen generator
- generator
- filling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/06—Respiratory or anaesthetic masks
- A61M16/0666—Nasal cannulas or tubing
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/10—Preparation of respiratory gases or vapours
- A61M16/1005—Preparation of respiratory gases or vapours with O2 features or with parameter measurement
- A61M16/101—Preparation of respiratory gases or vapours with O2 features or with parameter measurement using an oxygen concentrator
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/02—Hydrogen or oxygen
- C25B1/04—Hydrogen or oxygen by electrolysis of water
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/05—Pressure cells
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
Definitions
- the invention relates to a method for providing Breathing gas, for uses outside of therapeutic treatment of the human or animal body in which oxygen generated by at least one oxygen generator a compressed gas cylinder is supplied, and wherein the Oxygen generator an electrolytic decomposition of Water in hydrogen and oxygen performs as well as the compressed oxygen fed into the compressed gas cylinder fed becomes.
- the invention further relates to a device for Provision of breathing gas, which is an oxygen generator and an adapter for connecting the oxygen generator to a compressed gas cylinder and wherein the oxygen generator an electrolytic cell with at least two Electrodes for the electrolytic decomposition of water in Has hydrogen and oxygen and at the electrolysis cell as a pressure vessel with an internal pressure resistance is formed of at least 20bar.
- a device for Provision of breathing gas which is an oxygen generator and an adapter for connecting the oxygen generator to a compressed gas cylinder and wherein the oxygen generator an electrolytic cell with at least two Electrodes for the electrolytic decomposition of water in Has hydrogen and oxygen and at the electrolysis cell as a pressure vessel with an internal pressure resistance is formed of at least 20bar.
- Oxygen generators in training as oxygen concentrators are typically used to be stationary Patients with appropriate disease symptoms with To supply breathing gas, which is a strong oxygen enrichment having.
- oxygen concentrators become in the area of an apartment of the patient or installed in medical practices or hospitals.
- For one Mobile supply to the patients will be compressed gas cylinders used, which the patient can carry and with whom the Patient is able to, at least in one occurrence immediate supply of acute symptoms with an increased oxygen concentration to be able to.
- the user of such gas cylinders has either even a separate filling device for these compressed gas cylinders, to a dedicated oxygen concentrator can be connected, or the user swapped at appropriate suppliers his emptied gas cylinder against a filled gas cylinder.
- From DE 201 04 713 U is already a method for providing known by breathing gas, in which by an oxygen generator generated oxygen of a compressed gas cylinder is supplied.
- the oxygen generator performs an electrolytic Decomposition of water into hydrogen and oxygen by.
- the generated oxygen is compressed in the Druckgasf lasche fed.
- the object of the present invention is a method the type mentioned in the introductory to improve such that a highly compressed filling of compressed gas cylinders without use of high performance compressors.
- This object is achieved in that the Oxygen generators a filling of the compressed gas cylinder and / or a breathing gas supply for a pair of oxygen goggles perform and that at least two oxygen generators operated in parallel and that the oxygen generator for filling the compressed gas cylinders with a higher pressure as the oxygen generator for breathing gas supply of the oxygen goggles is operated.
- Another object of the present invention is to provide a Device of the type mentioned in the opening paragraph to construct such that a filling process for the pressurized gas bottles at a low noise level can be performed.
- This object is achieved in that additional to the oxygen generator for filling the Gas cylinder an oxygen generator to supply a Oxygen glasses is provided and that the oxygen generator to supply the oxygen goggles a lower Working pressure as the oxygen generator for filling the compressed gas cylinder has.
- the amount of electricity produced during electrolysis decreases Oxygen due to increasing recombination with increasing pressure
- the technical yield can but by specifying appropriate physical and chemical Electrolysis parameters are optimized.
- the construction, the material and the Surface condition of the electrodes, the specification of the Electrolysis current and the electrolysis temperature thought.
- a typical operating range is provided thereby that the electrolytic decomposition at a pressure in the range from 20bar to 150bar.
- An advantageous compromise between a productive one Carrying out the electrolysis and a compact device design is that the oxygen after its generation in the oxygen generator and before it is fed into the Compressed gas cylinder to a pressure level above the pressure compressed in the electrolytic decomposition of the water becomes.
- An implementation of the drying process for example be effected in that the moisture content of the Oxygen is reduced by cold drying.
- Extremely low-maintenance operation can be achieved by that the moisture content of the oxygen is through Membrane deposition is reduced.
- Expanded usages are provided by that the oxygen generator both a filling the compressed gas cylinder as well as a breathing gas supply for a Oxygen goggles performs.
- Another application variant is that at least two oxygen generators are operated in parallel and that the oxygen generator for filling the compressed gas cylinder with a higher pressure than the oxygen generator is operated for breathing gas supply of the oxygen goggles.
- a sizing adaptation to specific application requirements can be done by the fact that the oxygen generator for filling the compressed gas cylinder with a lower production capacity than the oxygen generator operated to supply the oxygen goggles.
- An emergency operation in case of failure of a device component can be achieved in that the oxygen generators in the Operated switchable with respect to their respective function become.
- Another field of application can be opened up by that the oxygen generator for filling the compressed gas cylinder together with an oxygen concentrator for Breathing gas supply of the oxygen goggles is operated.
- the pressure vessel has a pressure resistance of at least 100bar.
- Fig. 1 shows a filling device (1), which with a Control device (2) and a compressor (3) provided is.
- the compressor (3) is connected via a filling outlet (4) with a compressed gas cylinder (5) connectable.
- the filling device (1) is via a breathing gas inlet (6) to a Oxygen generator (7) connected and via a breathing gas outlet (8) can connect to an oxygen goggles (9) can be realized.
- the connection of the compressor (3) to the oxygen generator (7) with interposition a dryer (10).
- the sensor (11) can, for example as a sensor for detecting an oxygen concentration and / or for detecting a volume flow of respiratory gas be educated.
- the Control device (2) with an adjusting element (12) for Specification of a volume flow of respiratory gas in the direction of to equip the oxygen goggles (9).
- the sensor (11) as Detection device for a current setting of Setting element (12) be realized.
- the term of the sensor (11) thus also includes the Acceptance of a given value without execution of a Measurement
- the filling device (1) with a display (13) for at least one Provided operating parameters.
- the Respiratory gas inlet (6) and the oxygen concentrator (7) Adapter (14) arranged to connect oxygen generators (7) with differently designed delivery elements to support.
- the control device (2) is provided with a distributor (15), depending on the respective control specifications a forwarding of the respiratory gas in the direction of the Oxygen goggles (9) and / or towards the compressor (3) pretends.
- the compressor (3) is equipped with a drive (16) and in the area of the compressed gas cylinder (5) a cylinder valve (17) is arranged to be at a Emptying the compressed gas cylinder (5) has a respective opening or pretend closed state.
- the bottle valve (17) can when using the compressed gas cylinder (5) by a patient additionally with a pressure reducer coupled to a respective consumption pressure pretend.
- Fig. 2 shows a schematic structure of an oxygen generator (7), which produces electrolytic oxygen.
- a pressure vessel (18) is up to a water level (19) Water arranged. Inside the water are two Electrodes (20, 21) positioned adjacent to an electrolysis control (22) are connected.
- the electrolysis control (22) is connected to an electrical power supply (23).
- the electrolysis control (22) connected to a higher level device control (24).
- the pressure vessel (18) has a liquid inlet (25) with inlet valve (26), an oxygen outlet (27) with dispensing valve (28) and a hydrogen derivative (29) with Outlet valve (30). Inside the pressure vessel (18) is to separate the generated oxygen from the discharged Hydrogen arranged a separator (31).
- the separator (31) may be formed, for example, as a membrane be in the range of a collecting space (32) above the Water level (19) can be positioned.
- membrane in particular polymer membranes suitable, in particular, is the use of a Polymer membrane from Nafion thought.
- separator (31) for the separation used by hydrogen and oxygen.
- FIG. 3 again schematically shows the pressure vessel (18), which is filled up to a water level (19) with water. Due to the electrolytic production of oxygen and due to the pearling outlet of the oxygen the water, with the moisture particles (33) entrained be, there is a very high moisture saturation in the plenum (32) within the pressure vessel (18) above the Water level (19) before.
- the variety of moisture particles (33) prove when filling the pressurized gas cylinders (5) as disadvantageous, since with increasing pressure of Oxygen decreases the absorption capacity for moisture and thereby condensation takes place. With the help of Trockners (10) it is therefore possible to form a condensate within the compressed gas cylinders (5) to prevent or at least greatly reduced.
- Fig. 4 shows another embodiment. From the oxygen generator (7) becomes parallel here, optional or switchable both a filling of a compressed gas cylinder (5) performed as well as the care of a patient (34).
- the oxygen generator (7) is dimensioned here in such a way that realized an electrolysis pressure of about 50bar is. To allow a filling of the compressed gas cylinders (5) with a filling pressure of about 200bar is therefore an additional compressor (3) is used.
- a connection tube (35) for the care of a patient (34) is via a pressure reducer (36) to the oxygen generator (7) connected.
- the patient (34) can optionally with a consumption control (48) as a connecting element a Connection to the compressed gas cylinder (5) or to the connecting hose (35).
- a consumption pressure that is typically in the Range of 1, 5bar is specified.
- the oxygen generator (7) is according to the embodiment according to Fig. 4 suitable for parallel both a filling the compressed gas cylinder (5) and a ventilation of the patient (34).
- the filling device be constructed so that at the same time a plurality of compressed gas cylinders (5) are mechanically connected.
- a filling control typically takes place in such a way that the compressed gas cylinders (5) are filled one after the other, so that after a comparatively short time even at a connection of a plurality of compressed gas cylinders (5) one of Compressed gas cylinders (5) is completely filled and the patient (34) is available for mobile coverage.
- Oxygen generator (7) for filling the compressed gas cylinder (5) uses a second oxygen generator (37) exclusively for direct breathing gas supply to the patient (34) is provided.
- the second oxygen generator (37) with a pressure to operate, which corresponds approximately to an ambient pressure. hereby An additional pressure reducer (36) can be avoided become.
- the remaining compression of Pressure level of the oxygen generator (7) to the filling pressure the compressed gas cylinder (5) makes.
- the patient (34) with its consumption control (38) optionally one Connection to the oxygen generator (37) or the compressed gas cylinder (5).
- the oxygen generator (37) a larger production capacity than the oxygen generator (7) to provide.
- the dimensioning of the oxygen generator (37) takes place in such a way that a complete Coverage of a current oxygen demand of the patient (34) is secured.
- the capacity of the oxygen generator (7) is dimensioned such that the required daily amount provided for common mobile uses becomes.
- a typical dimensioning takes place in such a way that an amount of oxygen is provided at ambient pressure is about 450 liters.
- an additional Oxygen Concentrator (38) uses the ambient air works up and for example by application The membrane technology concentrated oxygen from the ambient air. Due to the usually high production capacity Such oxygen concentrators can in this Embodiment the consumption control (48) fixed the Be associated with compressed gas cylinder (5) and an acute supply of the patient (34) through the oxygen concentrator (38) can without separate consumption control or consumption minimization will be realized.
- the dryer (10) may be in different embodiments will be realized. According to an embodiment variant takes place a cooling of the oxygen after an exit from the oxygen generator (7) and before compression through the compressor (3).
- the cooling causes the pressure dew point of oxygen and a considerable one Part of the moisture contained condenses.
- the condensate can be derived or returned to the oxygen generator (7) become.
- Another drying principle can be done using Absorption elements are realized, the moisture can attach.
- dry substances for example dehydrated copper sulphate, kieselguhr or silicate gel be used.
- a Wasserstromrung can either by the surface structure or by the absorption of water of crystallization respectively.
- Such absorption elements in one Design as dry cartridges have the advantage that the patient (34) self-vaporize a regeneration the accumulated water can make. This can For example, done in the oven at home.
- Fig. 7 shows the compressed gas cylinder (5) with cylinder valve (17) and connected oxygen goggles (9).
- a pressure reducer 45
- pressure gauge 46
- the pressure reducer is via a connection hose (47) connected to the consumption control (48).
- the connection hose (47) can be designed as a spiral hose Be both compact in design as well provide different connection lengths.
- the oxygen goggles 9 connected via a supply line (49).
- the pressure reducer (45) ensures that the outlet pressure essentially independent of the filling state of the compressed gas cylinder (5) is kept constant.
- a pinhole can be used become.
- the consumption control (48) detects over a suitable sensor one generated by the patient (34) Inspiration pulse and controls in response to this detected Measured value via a valve, which is in the range of the consumption control (48) is arranged, the oxygen release.
- a typical opening time of this valve is about 40 milliseconds each inhalation phase.
- Transport bag (50) allows high mobility of the patient (34) and protects the device in an unused condition against damage.
- Fig. 8 illustrates in somewhat greater detail the structure of the consumption control (48).
- the consumption control (48) is provided with a flap (51) to a Access to a storage compartment for accumulators or batteries to enable. This will be a network independent Mobile mode of operation supported. A network operation or a Charging inserted batteries can be done using a charging socket (52) are performed. An operational readiness is signaled via a light-emitting diode (53).
- To facilitate a coupling of the connection hose (47) is one in the field of excise (48) Quick coupling (54) arranged.
- the pressure reducer (45) with supply line (49) becomes typical when filling the compressed gas cylinder (5) not used for a patient care but the patient usually uses a longer one here Connecting hose to another oxygen goggles (9), allowing a relatively large range of motion for the patient in his apartment or in another lounge provided.
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Emergency Medicine (AREA)
- Pulmonology (AREA)
- Biomedical Technology (AREA)
- Animal Behavior & Ethology (AREA)
- Metallurgy (AREA)
- Veterinary Medicine (AREA)
- Materials Engineering (AREA)
- Electrochemistry (AREA)
- Anesthesiology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Otolaryngology (AREA)
- Inorganic Chemistry (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Description
- Fig. 1
- Eine schematische Darstellung einer Befülleinrichtung, an die ein Sauerstoffgenerator, ein Trockner, ein Adapter mit Druckminderer und eine Abgabesteuerung zur Verbindung mit einer Sauerstoffbrille sowie eine Druckgasflasche angeschlossen sind,
- Fig. 2
- eine schematische Darstellung einer Elektrolysezelle mit Peripherie-Geräten zur elektrolytischen Herstellung von Sauerstoff,
- Fig. 3
- eine stark vereinfachte schematische Darstellung einer Elektrolysezelle zur Veranschaulichung der Feuchtigkeitsbeladung des elektrolytisch erzeugten Sauerstoffes,
- Fig. 4
- eine gegenüber Fig. 1 modifizierte Einrichtung zur Befüllung von Druckgasflaschen mit Sauerstoff und / oder zur Versorgung eines Patienten mit Sauerstoff,
- Fig. 5
- eine gegenüber Fig. 4 abgewandelte Ausführungsform, bei der mindestens zwei Zellen zur elektrolytischen Herstellung von Sauerstoff verwendet sind und bei der eine Zelle komprimierten Sauerstoff erzeugt und die andere Zelle den Sauerstoff bei Umgebungsdruck abgibt,
- Fig. 6
- eine gegenüber Fig. 5 abgewandelte Ausführungsform, bei der zusätzlich zur Elektrolysezelle zur Herstellung von komprimiertem Sauerstoff ein Sauerstoffkonzentrator betrieben wird, der nicht elektrolytisch arbeitet,
- Fig. 7
- eine perspektivische Darstellung einer Druckgasflasche mit Druckarmaturen sowie angeschlossener Verbrauchssteuerung und Sauerstoffbrille und
- Fig. 8
- eine vergrößerte Darstellung der Verbrauchssteuerung mit über einen Verbindungsschlauch angeschlossener Sauerstoffbrille sowie teilweise dargestelltem Verbindungsschlauch zum Anschluß an die Druckgasflasche.
Claims (28)
- Verfahren zur Bereitstellung von Atemgas, für Verwendungen außerhalb der therapeutischen Behandlung des menschlichen oder tierischen Körpers, bei dem von mindestens einem Sauerstoffgenerator (7) erzeugter Sauerstoff einer Druckgasflasche (5) zugeführt wird, und bei dem der Sauerstoffgenerator (7) eine elektrolytische Zersetzung von Wasser in Wasserstoff und Sauerstoff durchführt sowie der erzeugte Sauerstoff komprimiert in die Druckgasflasche (5) eingespeist wird, dadurch gekennzeichnet, daß die Sauerstoffgeneratoren (7) eine Befüllung der Druckgasflasche (5) und/oder eine Atemgasversorgung für eine Sauerstoffbrille (9) durchführen und daß mindestens zwei Sauerstoffgeneratoren (7, 38) parallel betrieben werden und daß der Sauerstoffgenerator (7) zur Befüllung der Druckgasflasche (5) mit einem höheren Druck als der Sauerstoffgenerator (37) zur Atemgasversorgung der Sauerstoffbrille (9) betrieben wird.
- Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß die elektrolytische Zersetzung bei einem Druck oberhalb eines atmosphärischen Umgebungsdruckes durchgeführt wird.
- Verfahren nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß die elektrolytische Zersetzung bei einem Druck im Bereich von 20bar bis 150bar durchgeführt wird.
- verfahren nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß die elektrolytische Zersetzung bei einem Druck im Bereich von 50bar bis 100bar durchgeführt wird.
- Verfahren nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß der Sauerstoff nach seiner Erzeugung im Sauerstoffgenerator (7) und vor seiner Einspeisung in die Druckgasflasche (5) auf ein Druckniveau oberhalb des Druckes bei der elektrolytischen Zersetzung des Wassers komprimiert wird.
- Verfahren nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, daß der Sauerstoff vor seiner Einspeisung in die Druckgasflasche getrocknet wird.
- Verfahren nach Anspruch 6, dadurch gekennzeichnet, daß der Feuchtigkeitsgehalt des Sauerstoffes durch Kältetrocknung vermindert wird.
- Verfahren nach Anspruch 6, dadurch gekennzeichnet, daß der Feuchtigkeitsgehalt des Sauerstoffes durch Feuchtigkeitsabsorption vermindert wird.
- Verfahren nach Anspruch 6, dadurch gekennzeichnet, daß der Feuchtigkeitsgehalt des Sauerstoffes durch Membranabscheidung vermindert wird.
- Verfahren nach einem der Ansprüche 1 bis 9, dadurch gekennzeichnet, daß bei der Trocknung des Sauerstoffes kondensierte Feuchtigkeit mindestens teilweise in den Bereich des Sauerstoffgenerators (7) zurückgeführt wird.
- Verfahren nach einem der Ansprüche 1 bis 10, dadurch gekennzeichnet, daß die Sauerstoffbrille (9) über eine Verbrauchssteuerung (48) an den Sauerstoffgenerator (7) angeschlossen wird.
- Verfahren nach einem der Ansprüche 1 bis 11, dadurch gekennzeichnet, daß der Sauerstoffgenerator (7) zur Befüllung der Druckgasflasche (5) mit einer geringeren Produktionskapazität als der Sauerstoffgenerator (37) zur Versorgung der Sauerstoffbrille (9) betrieben wird.
- Verfahren nach Anspruch 13 oder 12, dadurch gekennzeichnet, daß die Sauerstoffgeneratoren (7, 37) im Hinblick auf ihre jeweilige Funktion umschaltbar betrieben werden.
- Verfahren nach einem der Ansprüche 1 bis 13, dadurch gekennzeichnet, daß der Sauerstoffgenerator (7) zur Befüllung der Druckgasflasche (5) gemeinsam mit einem Sauerstoffkonzentrator (38) zur Atemgasversorgung der Sauerstoffbrille (9) betrieben wird.
- Vorrichtung zur Bereitstellung von Atemgas, die einen Sauerstoffgenerator (7) sowie einen Adapter zum Anschluß des Sauerstoffgenerators (7) an eine Druckgasflasche (5) aufweist und bei der der Sauerstoffgenerator (7) eine Elektrolysezelle (39) mit mindestens zwei Elektroden (20, 21) zur elektrolytischen Zersetzung von Wasser in Wasserstoff und Sauerstoff aufweist und bei der die Elektrolysezelle (39) als ein Druckbehälter (18) mit einer Innendruckbeständigkeit von mindestens 20bar ausgebildet ist, dadurch gekennzeichnet, daß zusätzlich zum Sauerstoffgenerator (7) für die Befüllung der Druckgasflasche (5) ein Sauerstoffgenerator (37) zur Versorgung einer Sauerstoffbrille (9) vorgesehen ist und daß der Sauerstoffgenerator (37) zur Versorgung der Sauerstoffbrille (9) einen niedrigeren Arbeitsdruck als der Sauerstoffgenerator (7) zur Befüllung der Druckgasflasche (5) aufweist.
- Vorrichtung nach Anspruch 15, dadurch gekennzeichnet, daß der Druckbehälter (18) eine Druckbeständigkeit von mindestens 100 bar aufweist.
- Vorrichtung nach Anspruch 15, dadurch gekennzeichnet, daß der Druckbehälter (18) eine Druckbeständigkeit von mindestens 200 bar aufweist
- Vorrichtung nach einem der Ansprüche 15 bis 17, dadurch gekennzeichnet, daß zwischen dem Sauerstoffgenerator (7) und der Druckgasflasche (5) ein Trockner (10) angeordnet ist.
- Vorrichtung nach Anspruch 18, dadurch gekennzeichnet, daß der Trockner (10) als ein Kältetrockner ausgebildet ist.
- Vorrichtung nach Anspruch 18, dadurch gekennzeichnet, daß der Trockner (10) als ein Absorptionstrockner ausgebildet ist.
- Vorrichtung nach Anspruch 18, dadurch gekennzeichnet, daß der Trockner (10) als ein Membrantrockner ausgebildet ist.
- Vorrichtung nach einem der Ansprüche 15 bis 21, dadurch gekennzeichnet, daß der Trockner (10) über eine Kondensatrückführung mit dem Sauerstoffgenerator (7) verbunden ist.
- Vorrichtung nach einem der Ansprüche 15 bis 22, dadurch gekennzeichnet, daß der Sauerstoffgenerator (7) mit einer Befülleinrichtung (1) für die Druckgasflaschen (5) verbunden ist und daß die Befülleinrichtung (1) einen Verdichter (3) zur Befüllung der Druckgasflasche (5) aufweist.
- Vorrichtung nach einem der Ansprüche 15 bis 23, dadurch gekennzeichnet, daß der Sauerstoffgenerator (7) über einen Druckminderer (36) an eine Versorgungsleitung (49) zur Verbindung mit einer Sauerstoffbrille (9) angeschlossen ist.
- Vorrichtung nach einem der Ansprüche 15 bis 24, dadurch gekennzeichnet, daß die Sauerstoffbrille (9) über eine Verbrauchssteuerung (48) an den Sauerstoffgenerator (7) anschließbar ist.
- Vorrichtung nach einem der Ansprüche 15 bis 25, dadurch gekennzeichnet, daß der Sauerstoffgenerator (37) zur Versorgung der Sauerstoffbrille (9) eine höhere Produktionskapazität als der Sauerstoffgenerator (7) zur Befüllung der Druckgasflasche (5) aufweist.
- Vorrichtung nach einem der Ansprüche 15 bis 26, dadurch gekennzeichnet, daß der Sauerstoffgenerator (7) zur Befüllung der Druckgasflasche (5) und der Sauerstoffgenerator (37) zur Versorgung der Sauerstoffbrille (9) im Hinblick auf ihre jeweilige Funktion umschaltbar angesteuert sind.
- Vorrichtung nach einem der Ansprüche 15 bis 27, dadurch gekennzeichnet, daß zusätzlich zum Sauerstoffgenerator (7) der Druckgasflasche (5) ein Sauerstoffkonzentrator (38) zur Versorgung der Sauerstoffbrille (9) vorgesehen ist.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10205955 | 2002-02-12 | ||
DE10205955A DE10205955A1 (de) | 2002-02-12 | 2002-02-12 | Verfahren und Vorrichtung zur Bereitstellung von Atemgas |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1334741A1 EP1334741A1 (de) | 2003-08-13 |
EP1334741B1 true EP1334741B1 (de) | 2005-01-12 |
Family
ID=27588568
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP03000487A Expired - Lifetime EP1334741B1 (de) | 2002-02-12 | 2003-01-11 | Verfahren und Vorrichtung zur Bereitstellung von Atemgas |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1334741B1 (de) |
AT (1) | ATE286757T1 (de) |
DE (2) | DE10205955A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8123497B2 (en) | 1997-10-01 | 2012-02-28 | Invacare Corporation | Apparatus for compressing and storing oxygen enriched gas |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0302196D0 (en) * | 2003-01-30 | 2003-03-05 | Boc Group Plc | Medical apparatus |
US8062003B2 (en) * | 2005-09-21 | 2011-11-22 | Invacare Corporation | System and method for providing oxygen |
EP1930043B8 (de) | 2006-12-05 | 2018-06-27 | Löwenstein Medical Technology S.A. | Verfahren zur Ermittlung der Konzentration von Sauerstoff in einem Atemgasgemisch |
IT1399753B1 (it) * | 2010-04-30 | 2013-05-03 | Medicair Italia S R L | Dispositivo concentratore per ossigenoterapia |
US9624918B2 (en) | 2012-02-03 | 2017-04-18 | Invacare Corporation | Pumping device |
DE102013017348B3 (de) * | 2013-10-18 | 2014-11-13 | Tni Medical Ag | Multifunktionaler, mobil einsatzfähiger Applikator |
AU2014411010B2 (en) | 2014-11-13 | 2018-04-12 | Tni Medical Ag | Multifunctional applicator which can be used in a mobile manner |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3374158A (en) * | 1964-04-01 | 1968-03-19 | Trw Inc | High pressure electrolysis system and process for hydrogen-oxygen generation |
EP0247365A3 (de) * | 1986-05-30 | 1988-08-10 | Körber Ag | Vorrichtung zum Füllen von Sauerstoffbehältern für die Verwendung bei der medizinischen Sauerstoff-Therapie |
DE19631842A1 (de) * | 1996-08-07 | 1999-09-30 | Dieter Booch | Vorrichtung und Verfahren zur kontinuierlichen, elektrolytischen Behandlung von Trink- und Brauchwasser |
DE10111749C2 (de) * | 2001-03-12 | 2003-05-28 | Karl-Heinz Hecker | Verfahren und Vorrichtung zur Erzeugung von elementarem Sauerstoff |
DE20104713U1 (de) * | 2001-03-19 | 2001-05-31 | Hecker Karl Heinz | Vorrichtung zur Versorgung mit Sauerstoff |
-
2002
- 2002-02-12 DE DE10205955A patent/DE10205955A1/de not_active Withdrawn
-
2003
- 2003-01-11 DE DE50300240T patent/DE50300240D1/de not_active Expired - Fee Related
- 2003-01-11 EP EP03000487A patent/EP1334741B1/de not_active Expired - Lifetime
- 2003-01-11 AT AT03000487T patent/ATE286757T1/de not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8123497B2 (en) | 1997-10-01 | 2012-02-28 | Invacare Corporation | Apparatus for compressing and storing oxygen enriched gas |
Also Published As
Publication number | Publication date |
---|---|
DE10205955A1 (de) | 2003-08-21 |
DE50300240D1 (de) | 2005-02-17 |
EP1334741A1 (de) | 2003-08-13 |
ATE286757T1 (de) | 2005-01-15 |
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